Finding the Third Proportional to 19,528,317 and 42,528,312

Step by Step Solution

1. Step 1: Write the proportion equation
   19,528,317 : 42,528,312 = 42,528,312 : x
2. Step 2: Convert to fraction form
   19,528,317/42,528,312 = 42,528,312/x
3. Step 3: Cross multiply
   19,528,317x = 42,528,312 × 42,528,312
4. Step 4: Simplify right side
   19,528,317x = 1,808,657,321,569,344
5. Step 5: Solve for x
   x = 1,808,657,321,569,344/19,528,317
6. Step 6: Final answer
   x = 92,617,163.15