Finding the Fourth Proportional to 103,464, 142,780.32 and 58,752

Step by Step Solution

1. Step 1: Write the proportion equation
   103,464 : 142,780.32 = 58,752 : x
2. Step 2: Convert to fraction form
   103,464/142,780.32 = 58,752/x
3. Step 3: Cross multiply
   103,464x = 142,780.32 × 58,752
4. Step 4: Simplify right side
   103,464x = 8,388,629,360.64
5. Step 5: Solve for x
   x = 8,388,629,360.64/103,464
6. Step 6: Final answer
   x = 81,077.76