Finding the Fourth Proportional to 31,296,189.16, 46,932,490.86 and 13,101,642.28

Step by Step Solution

1. Step 1: Write the proportion equation
   31,296,189.16 : 46,932,490.86 = 13,101,642.28 : x
2. Step 2: Convert to fraction form
   31,296,189.16/46,932,490.86 = 13,101,642.28/x
3. Step 3: Cross multiply
   31,296,189.16x = 46,932,490.86 × 13,101,642.28
4. Step 4: Simplify right side
   31,296,189.16x = 614,892,706,557,089.50
5. Step 5: Solve for x
   x = 614,892,706,557,089.50/31,296,189.16
6. Step 6: Final answer
   x = 19,647,526.52