Finding the Fourth Proportional to 72,111.06, 108,137.37 and 29,962.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,111.06 : 108,137.37 = 29,962.50 : x
2. Step 2: Convert to fraction form
   72,111.06/108,137.37 = 29,962.50/x
3. Step 3: Cross multiply
   72,111.06x = 108,137.37 × 29,962.50
4. Step 4: Simplify right side
   72,111.06x = 3,240,065,948.63
5. Step 5: Solve for x
   x = 3,240,065,948.63/72,111.06
6. Step 6: Final answer
   x = 44,931.61