Finding the Fourth Proportional to 127,910,298.89, 191,950,595.74 and 69,632,687.91

Step by Step Solution

1. Step 1: Write the proportion equation
   127,910,298.89 : 191,950,595.74 = 69,632,687.91 : x
2. Step 2: Convert to fraction form
   127,910,298.89/191,950,595.74 = 69,632,687.91/x
3. Step 3: Cross multiply
   127,910,298.89x = 191,950,595.74 × 69,632,687.91
4. Step 4: Simplify right side
   127,910,298.89x = 13,366,035,928,108,850
5. Step 5: Solve for x
   x = 13,366,035,928,108,850/127,910,298.89
6. Step 6: Final answer
   x = 104,495,385.00