Finding the Fourth Proportional to 141,415,677.89, 195,043,078.41 and 91,872,014.45

Step by Step Solution

1. Step 1: Write the proportion equation
   141,415,677.89 : 195,043,078.41 = 91,872,014.45 : x
2. Step 2: Convert to fraction form
   141,415,677.89/195,043,078.41 = 91,872,014.45/x
3. Step 3: Cross multiply
   141,415,677.89x = 195,043,078.41 × 91,872,014.45
4. Step 4: Simplify right side
   141,415,677.89x = 17,919,000,518,056,004
5. Step 5: Solve for x
   x = 17,919,000,518,056,004/141,415,677.89
6. Step 6: Final answer
   x = 126,711,555.51