Finding the Third Proportional to 26,479,872 and 57,139,931.25

Step by Step Solution

1. Step 1: Write the proportion equation
   26,479,872 : 57,139,931.25 = 57,139,931.25 : x
2. Step 2: Convert to fraction form
   26,479,872/57,139,931.25 = 57,139,931.25/x
3. Step 3: Cross multiply
   26,479,872x = 57,139,931.25 × 57,139,931.25
4. Step 4: Simplify right side
   26,479,872x = 3,264,971,743,254,726.50
5. Step 5: Solve for x
   x = 3,264,971,743,254,726.50/26,479,872
6. Step 6: Final answer
   x = 123,300,133.14