Finding the Fourth Proportional to 109,710.10, 153,801.50 and 109,710.10

Step by Step Solution

1. Step 1: Write the proportion equation
   109,710.10 : 153,801.50 = 109,710.10 : x
2. Step 2: Convert to fraction form
   109,710.10/153,801.50 = 109,710.10/x
3. Step 3: Cross multiply
   109,710.10x = 153,801.50 × 109,710.10
4. Step 4: Simplify right side
   109,710.10x = 16,873,577,945.15
5. Step 5: Solve for x
   x = 16,873,577,945.15/109,710.10
6. Step 6: Final answer
   x = 153,801.50