Finding the Fourth Proportional to 13,870,499,419.34, 19,141,289,199.92 and 7,526,867,252.28

Step by Step Solution

1. Step 1: Write the proportion equation
   13,870,499,419.34 : 19,141,289,199.92 = 7,526,867,252.28 : x
2. Step 2: Convert to fraction form
   13,870,499,419.34/19,141,289,199.92 = 7,526,867,252.28/x
3. Step 3: Cross multiply
   13,870,499,419.34x = 19,141,289,199.92 × 7,526,867,252.28
4. Step 4: Simplify right side
   13,870,499,419.34x = 144,073,942,845,298,671,616
5. Step 5: Solve for x
   x = 144,073,942,845,298,671,616/13,870,499,419.34
6. Step 6: Final answer
   x = 10,387,076,808.81