Finding the Fourth Proportional to 363,456.47, 545,184.59 and 97,210.10

Step by Step Solution

1. Step 1: Write the proportion equation
   363,456.47 : 545,184.59 = 97,210.10 : x
2. Step 2: Convert to fraction form
   363,456.47/545,184.59 = 97,210.10/x
3. Step 3: Cross multiply
   363,456.47x = 545,184.59 × 97,210.10
4. Step 4: Simplify right side
   363,456.47x = 52,997,445,300.39
5. Step 5: Solve for x
   x = 52,997,445,300.39/363,456.47
6. Step 6: Final answer
   x = 145,815.11