Finding the Fourth Proportional to 72,897.48, 109,380.78 and 43,373.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72,897.48 : 109,380.78 = 43,373.52 : x
2. Step 2: Convert to fraction form
   72,897.48/109,380.78 = 43,373.52/x
3. Step 3: Cross multiply
   72,897.48x = 109,380.78 × 43,373.52
4. Step 4: Simplify right side
   72,897.48x = 4,744,229,448.95
5. Step 5: Solve for x
   x = 4,744,229,448.95/72,897.48
6. Step 6: Final answer
   x = 65,080.84