Finding the Fourth Proportional to 12,640,789.02, 17,444,782.89 and 7,134,354.35

Step by Step Solution

1. Step 1: Write the proportion equation
   12,640,789.02 : 17,444,782.89 = 7,134,354.35 : x
2. Step 2: Convert to fraction form
   12,640,789.02/17,444,782.89 = 7,134,354.35/x
3. Step 3: Cross multiply
   12,640,789.02x = 17,444,782.89 × 7,134,354.35
4. Step 4: Simplify right side
   12,640,789.02x = 124,457,262,674,271.09
5. Step 5: Solve for x
   x = 124,457,262,674,271.09/12,640,789.02
6. Step 6: Final answer
   x = 9,845,687.83