Finding the Fourth Proportional to 132,887.42, 199,412.50 and 52,963.72

Step by Step Solution

1. Step 1: Write the proportion equation
   132,887.42 : 199,412.50 = 52,963.72 : x
2. Step 2: Convert to fraction form
   132,887.42/199,412.50 = 52,963.72/x
3. Step 3: Cross multiply
   132,887.42x = 199,412.50 × 52,963.72
4. Step 4: Simplify right side
   132,887.42x = 10,561,627,814.50
5. Step 5: Solve for x
   x = 10,561,627,814.50/132,887.42
6. Step 6: Final answer
   x = 79,478.01