Finding the Fourth Proportional to 72,262,635.05, 99,722,517.14 and 39,222,875.33

Step by Step Solution

1. Step 1: Write the proportion equation
   72,262,635.05 : 99,722,517.14 = 39,222,875.33 : x
2. Step 2: Convert to fraction form
   72,262,635.05/99,722,517.14 = 39,222,875.33/x
3. Step 3: Cross multiply
   72,262,635.05x = 99,722,517.14 × 39,222,875.33
4. Step 4: Simplify right side
   72,262,635.05x = 3,911,403,857,128,783.50
5. Step 5: Solve for x
   x = 3,911,403,857,128,783.50/72,262,635.05
6. Step 6: Final answer
   x = 54,127,611.80