Finding the Fourth Proportional to 137,134.10, 205,300.20 and 97,768.10

Step by Step Solution

1. Step 1: Write the proportion equation
   137,134.10 : 205,300.20 = 97,768.10 : x
2. Step 2: Convert to fraction form
   137,134.10/205,300.20 = 97,768.10/x
3. Step 3: Cross multiply
   137,134.10x = 205,300.20 × 97,768.10
4. Step 4: Simplify right side
   137,134.10x = 20,071,810,483.62
5. Step 5: Solve for x
   x = 20,071,810,483.62/137,134.10
6. Step 6: Final answer
   x = 146,366.30