Finding the Fourth Proportional to 103,448.32, 142,758.72 and 58,126.24

Step by Step Solution

1. Step 1: Write the proportion equation
   103,448.32 : 142,758.72 = 58,126.24 : x
2. Step 2: Convert to fraction form
   103,448.32/142,758.72 = 58,126.24/x
3. Step 3: Cross multiply
   103,448.32x = 142,758.72 × 58,126.24
4. Step 4: Simplify right side
   103,448.32x = 8,298,027,620.81
5. Step 5: Solve for x
   x = 8,298,027,620.81/103,448.32
6. Step 6: Final answer
   x = 80,214.23