Finding the Third Proportional to 53,615,525 and 82,849,658

Step by Step Solution

1. Step 1: Write the proportion equation
   53,615,525 : 82,849,658 = 82,849,658 : x
2. Step 2: Convert to fraction form
   53,615,525/82,849,658 = 82,849,658/x
3. Step 3: Cross multiply
   53,615,525x = 82,849,658 × 82,849,658
4. Step 4: Simplify right side
   53,615,525x = 6,864,065,830,716,964
5. Step 5: Solve for x
   x = 6,864,065,830,716,964/53,615,525
6. Step 6: Final answer
   x = 128,023,848.14