Finding the Fourth Proportional to 142,501.59, 213,673.50 and 58,320.92

Step by Step Solution

1. Step 1: Write the proportion equation
   142,501.59 : 213,673.50 = 58,320.92 : x
2. Step 2: Convert to fraction form
   142,501.59/213,673.50 = 58,320.92/x
3. Step 3: Cross multiply
   142,501.59x = 213,673.50 × 58,320.92
4. Step 4: Simplify right side
   142,501.59x = 12,461,634,031.25
5. Step 5: Solve for x
   x = 12,461,634,031.25/142,501.59
6. Step 6: Final answer
   x = 87,449.09