Finding the Fourth Proportional to 12,452,652.72, 17,185,086.56 and 7,225,266.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,452,652.72 : 17,185,086.56 = 7,225,266.18 : x
2. Step 2: Convert to fraction form
   12,452,652.72/17,185,086.56 = 7,225,266.18/x
3. Step 3: Cross multiply
   12,452,652.72x = 17,185,086.56 × 7,225,266.18
4. Step 4: Simplify right side
   12,452,652.72x = 124,166,824,804,847.78
5. Step 5: Solve for x
   x = 124,166,824,804,847.78/12,452,652.72
6. Step 6: Final answer
   x = 9,971,114.40