Finding the Fourth Proportional to 13,869,793.82, 19,141,756.18 and 7,989,631.22

Step by Step Solution

1. Step 1: Write the proportion equation
   13,869,793.82 : 19,141,756.18 = 7,989,631.22 : x
2. Step 2: Convert to fraction form
   13,869,793.82/19,141,756.18 = 7,989,631.22/x
3. Step 3: Cross multiply
   13,869,793.82x = 19,141,756.18 × 7,989,631.22
4. Step 4: Simplify right side
   13,869,793.82x = 152,935,572,781,355.94
5. Step 5: Solve for x
   x = 152,935,572,781,355.94/13,869,793.82
6. Step 6: Final answer
   x = 11,026,521.00