Finding the Fourth Proportional to 12,801,656.75, 17,665,723.96 and 7,296,223.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,801,656.75 : 17,665,723.96 = 7,296,223.23 : x
2. Step 2: Convert to fraction form
   12,801,656.75/17,665,723.96 = 7,296,223.23/x
3. Step 3: Cross multiply
   12,801,656.75x = 17,665,723.96 × 7,296,223.23
4. Step 4: Simplify right side
   12,801,656.75x = 128,893,065,513,479.03
5. Step 5: Solve for x
   x = 128,893,065,513,479.03/12,801,656.75
6. Step 6: Final answer
   x = 10,068,467.55