Finding the Fourth Proportional to 72,877.71, 108,932.01 and 63,315.06

Step by Step Solution

1. Step 1: Write the proportion equation
   72,877.71 : 108,932.01 = 63,315.06 : x
2. Step 2: Convert to fraction form
   72,877.71/108,932.01 = 63,315.06/x
3. Step 3: Cross multiply
   72,877.71x = 108,932.01 × 63,315.06
4. Step 4: Simplify right side
   72,877.71x = 6,897,036,749.07
5. Step 5: Solve for x
   x = 6,897,036,749.07/72,877.71
6. Step 6: Final answer
   x = 94,638.49