Finding the Fourth Proportional to 108,824.10, 163,263.72 and 52,691.10

Step by Step Solution

1. Step 1: Write the proportion equation
   108,824.10 : 163,263.72 = 52,691.10 : x
2. Step 2: Convert to fraction form
   108,824.10/163,263.72 = 52,691.10/x
3. Step 3: Cross multiply
   108,824.10x = 163,263.72 × 52,691.10
4. Step 4: Simplify right side
   108,824.10x = 8,602,544,996.89
5. Step 5: Solve for x
   x = 8,602,544,996.89/108,824.10
6. Step 6: Final answer
   x = 79,050.00