Finding the Fourth Proportional to 103,360.96, 142,613.76 and 58,648.96

Step by Step Solution

1. Step 1: Write the proportion equation
   103,360.96 : 142,613.76 = 58,648.96 : x
2. Step 2: Convert to fraction form
   103,360.96/142,613.76 = 58,648.96/x
3. Step 3: Cross multiply
   103,360.96x = 142,613.76 × 58,648.96
4. Step 4: Simplify right side
   103,360.96x = 8,364,148,705.69
5. Step 5: Solve for x
   x = 8,364,148,705.69/103,360.96
6. Step 6: Final answer
   x = 80,921.74