Finding the Fourth Proportional to 88,315,238.69, 121,875,034.96 and 49,156,174.76

Step by Step Solution

1. Step 1: Write the proportion equation
   88,315,238.69 : 121,875,034.96 = 49,156,174.76 : x
2. Step 2: Convert to fraction form
   88,315,238.69/121,875,034.96 = 49,156,174.76/x
3. Step 3: Cross multiply
   88,315,238.69x = 121,875,034.96 × 49,156,174.76
4. Step 4: Simplify right side
   88,315,238.69x = 5,990,910,516,826,940
5. Step 5: Solve for x
   x = 5,990,910,516,826,940/88,315,238.69
6. Step 6: Final answer
   x = 67,835,524.26