Finding the Fourth Proportional to 88,226,070.72, 121,753,541.85 and 49,067,863.05

Step by Step Solution

1. Step 1: Write the proportion equation
   88,226,070.72 : 121,753,541.85 = 49,067,863.05 : x
2. Step 2: Convert to fraction form
   88,226,070.72/121,753,541.85 = 49,067,863.05/x
3. Step 3: Cross multiply
   88,226,070.72x = 121,753,541.85 × 49,067,863.05
4. Step 4: Simplify right side
   88,226,070.72x = 5,974,186,117,348,243
5. Step 5: Solve for x
   x = 5,974,186,117,348,243/88,226,070.72
6. Step 6: Final answer
   x = 67,714,520.99