Finding the Fourth Proportional to 99,625.52, 137,483.22 and 54,913.52

Step by Step Solution

1. Step 1: Write the proportion equation
   99,625.52 : 137,483.22 = 54,913.52 : x
2. Step 2: Convert to fraction form
   99,625.52/137,483.22 = 54,913.52/x
3. Step 3: Cross multiply
   99,625.52x = 137,483.22 × 54,913.52
4. Step 4: Simplify right side
   99,625.52x = 7,549,686,863.72
5. Step 5: Solve for x
   x = 7,549,686,863.72/99,625.52
6. Step 6: Final answer
   x = 75,780.66