Finding the Fourth Proportional to 45,901,892.37, 68,861,925.18 and 13,112,744.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,901,892.37 : 68,861,925.18 = 13,112,744.25 : x
2. Step 2: Convert to fraction form
   45,901,892.37/68,861,925.18 = 13,112,744.25/x
3. Step 3: Cross multiply
   45,901,892.37x = 68,861,925.18 × 13,112,744.25
4. Step 4: Simplify right side
   45,901,892.37x = 902,968,813,447,975.25
5. Step 5: Solve for x
   x = 902,968,813,447,975.25/45,901,892.37
6. Step 6: Final answer
   x = 19,671,712.14