Finding the Fourth Proportional to 105,069,061.30, 157,178,439.15 and 92,314,477.30

Step by Step Solution

1. Step 1: Write the proportion equation
   105,069,061.30 : 157,178,439.15 = 92,314,477.30 : x
2. Step 2: Convert to fraction form
   105,069,061.30/157,178,439.15 = 92,314,477.30/x
3. Step 3: Cross multiply
   105,069,061.30x = 157,178,439.15 × 92,314,477.30
4. Step 4: Simplify right side
   105,069,061.30x = 14,509,845,452,962,106
5. Step 5: Solve for x
   x = 14,509,845,452,962,106/105,069,061.30
6. Step 6: Final answer
   x = 138,098,173.46