Finding the Fourth Proportional to 28,472,005.30, 42,608,475.15 and 26,083,218.10

Step by Step Solution

1. Step 1: Write the proportion equation
   28,472,005.30 : 42,608,475.15 = 26,083,218.10 : x
2. Step 2: Convert to fraction form
   28,472,005.30/42,608,475.15 = 26,083,218.10/x
3. Step 3: Cross multiply
   28,472,005.30x = 42,608,475.15 × 26,083,218.10
4. Step 4: Simplify right side
   28,472,005.30x = 1,111,366,150,245,880.25
5. Step 5: Solve for x
   x = 1,111,366,150,245,880.25/28,472,005.30
6. Step 6: Final answer
   x = 39,033,645.10