Finding the Fourth Proportional to 38,116.10, 53,440.30 and 38,116.10

Step by Step Solution

1. Step 1: Write the proportion equation
   38,116.10 : 53,440.30 = 38,116.10 : x
2. Step 2: Convert to fraction form
   38,116.10/53,440.30 = 38,116.10/x
3. Step 3: Cross multiply
   38,116.10x = 53,440.30 × 38,116.10
4. Step 4: Simplify right side
   38,116.10x = 2,036,935,818.83
5. Step 5: Solve for x
   x = 2,036,935,818.83/38,116.10
6. Step 6: Final answer
   x = 53,440.30