Finding the Fourth Proportional to 102,081.02, 153,152.62 and 52,196.13

Step by Step Solution

1. Step 1: Write the proportion equation
   102,081.02 : 153,152.62 = 52,196.13 : x
2. Step 2: Convert to fraction form
   102,081.02/153,152.62 = 52,196.13/x
3. Step 3: Cross multiply
   102,081.02x = 153,152.62 × 52,196.13
4. Step 4: Simplify right side
   102,081.02x = 7,993,973,932.87
5. Step 5: Solve for x
   x = 7,993,973,932.87/102,081.02
6. Step 6: Final answer
   x = 78,310.09