Finding the Fourth Proportional to 103,427.28, 142,719.57 and 58,095

Step by Step Solution

1. Step 1: Write the proportion equation
   103,427.28 : 142,719.57 = 58,095 : x
2. Step 2: Convert to fraction form
   103,427.28/142,719.57 = 58,095/x
3. Step 3: Cross multiply
   103,427.28x = 142,719.57 × 58,095
4. Step 4: Simplify right side
   103,427.28x = 8,291,293,419.15
5. Step 5: Solve for x
   x = 8,291,293,419.15/103,427.28
6. Step 6: Final answer
   x = 80,165.44