Finding the Third Proportional to 31,900,752 and 69,977,052

Step by Step Solution

1. Step 1: Write the proportion equation
   31,900,752 : 69,977,052 = 69,977,052 : x
2. Step 2: Convert to fraction form
   31,900,752/69,977,052 = 69,977,052/x
3. Step 3: Cross multiply
   31,900,752x = 69,977,052 × 69,977,052
4. Step 4: Simplify right side
   31,900,752x = 4,896,787,806,610,704
5. Step 5: Solve for x
   x = 4,896,787,806,610,704/31,900,752
6. Step 6: Final answer
   x = 153,500,701.38