Finding the Fourth Proportional to 103,404.35, 142,754.81 and 62,576.10

Step by Step Solution

1. Step 1: Write the proportion equation
   103,404.35 : 142,754.81 = 62,576.10 : x
2. Step 2: Convert to fraction form
   103,404.35/142,754.81 = 62,576.10/x
3. Step 3: Cross multiply
   103,404.35x = 142,754.81 × 62,576.10
4. Step 4: Simplify right side
   103,404.35x = 8,933,038,953.16
5. Step 5: Solve for x
   x = 8,933,038,953.16/103,404.35
6. Step 6: Final answer
   x = 86,389.39