Finding the Fourth Proportional to 103,846.32, 143,307.72 and 56,099.52

Step by Step Solution

1. Step 1: Write the proportion equation
   103,846.32 : 143,307.72 = 56,099.52 : x
2. Step 2: Convert to fraction form
   103,846.32/143,307.72 = 56,099.52/x
3. Step 3: Cross multiply
   103,846.32x = 143,307.72 × 56,099.52
4. Step 4: Simplify right side
   103,846.32x = 8,039,494,304.29
5. Step 5: Solve for x
   x = 8,039,494,304.29/103,846.32
6. Step 6: Final answer
   x = 77,417.23