Finding the Fourth Proportional to 72,688,852.44, 109,105,104.60 and 31,776,530.04

Step by Step Solution

1. Step 1: Write the proportion equation
   72,688,852.44 : 109,105,104.60 = 31,776,530.04 : x
2. Step 2: Convert to fraction form
   72,688,852.44/109,105,104.60 = 31,776,530.04/x
3. Step 3: Cross multiply
   72,688,852.44x = 109,105,104.60 × 31,776,530.04
4. Step 4: Simplify right side
   72,688,852.44x = 3,466,981,633,839,242
5. Step 5: Solve for x
   x = 3,466,981,633,839,242/72,688,852.44
6. Step 6: Final answer
   x = 47,696,194.36