Finding the Fourth Proportional to 12,963,612.24, 17,888,259.72 and 7,162,048.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,963,612.24 : 17,888,259.72 = 7,162,048.08 : x
2. Step 2: Convert to fraction form
   12,963,612.24/17,888,259.72 = 7,162,048.08/x
3. Step 3: Cross multiply
   12,963,612.24x = 17,888,259.72 × 7,162,048.08
4. Step 4: Simplify right side
   12,963,612.24x = 128,116,576,182,167.33
5. Step 5: Solve for x
   x = 128,116,576,182,167.33/12,963,612.24
6. Step 6: Final answer
   x = 9,882,783.73