Finding the Third Proportional to 60,820,985 and 132,349,522

Step by Step Solution

1. Step 1: Write the proportion equation
   60,820,985 : 132,349,522 = 132,349,522 : x
2. Step 2: Convert to fraction form
   60,820,985/132,349,522 = 132,349,522/x
3. Step 3: Cross multiply
   60,820,985x = 132,349,522 × 132,349,522
4. Step 4: Simplify right side
   60,820,985x = 17,516,395,973,628,484
5. Step 5: Solve for x
   x = 17,516,395,973,628,484/60,820,985
6. Step 6: Final answer
   x = 287,999,215.63