Finding the Third Proportional to 31,920,862 and 49,528,074.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,920,862 : 49,528,074.50 = 49,528,074.50 : x
2. Step 2: Convert to fraction form
   31,920,862/49,528,074.50 = 49,528,074.50/x
3. Step 3: Cross multiply
   31,920,862x = 49,528,074.50 × 49,528,074.50
4. Step 4: Simplify right side
   31,920,862x = 2,453,030,163,677,550
5. Step 5: Solve for x
   x = 2,453,030,163,677,550/31,920,862
6. Step 6: Final answer
   x = 76,847,240.64