Finding the Fourth Proportional to 23,111,385.16, 31,893,659.94 and 13,321,764.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,111,385.16 : 31,893,659.94 = 13,321,764.52 : x
2. Step 2: Convert to fraction form
   23,111,385.16/31,893,659.94 = 13,321,764.52/x
3. Step 3: Cross multiply
   23,111,385.16x = 31,893,659.94 × 13,321,764.52
4. Step 4: Simplify right side
   23,111,385.16x = 424,879,827,401,637.31
5. Step 5: Solve for x
   x = 424,879,827,401,637.31/23,111,385.16
6. Step 6: Final answer
   x = 18,384,005.31