Finding the Third Proportional to 28,909,260 and 57,087,384

Step by Step Solution

1. Step 1: Write the proportion equation
   28,909,260 : 57,087,384 = 57,087,384 : x
2. Step 2: Convert to fraction form
   28,909,260/57,087,384 = 57,087,384/x
3. Step 3: Cross multiply
   28,909,260x = 57,087,384 × 57,087,384
4. Step 4: Simplify right side
   28,909,260x = 3,258,969,411,963,456
5. Step 5: Solve for x
   x = 3,258,969,411,963,456/28,909,260
6. Step 6: Final answer
   x = 112,730,986.96