Finding the Fourth Proportional to 123,649,441.94, 185,474,802.46 and 72,495,588.54

Step by Step Solution

1. Step 1: Write the proportion equation
   123,649,441.94 : 185,474,802.46 = 72,495,588.54 : x
2. Step 2: Convert to fraction form
   123,649,441.94/185,474,802.46 = 72,495,588.54/x
3. Step 3: Cross multiply
   123,649,441.94x = 185,474,802.46 × 72,495,588.54
4. Step 4: Simplify right side
   123,649,441.94x = 13,446,104,963,677,942
5. Step 5: Solve for x
   x = 13,446,104,963,677,942/123,649,441.94
6. Step 6: Final answer
   x = 108,743,757.78