Finding the Third Proportional to 19,528,407 and 42,528,510

Step by Step Solution

1. Step 1: Write the proportion equation
   19,528,407 : 42,528,510 = 42,528,510 : x
2. Step 2: Convert to fraction form
   19,528,407/42,528,510 = 42,528,510/x
3. Step 3: Cross multiply
   19,528,407x = 42,528,510 × 42,528,510
4. Step 4: Simplify right side
   19,528,407x = 1,808,674,162,820,100
5. Step 5: Solve for x
   x = 1,808,674,162,820,100/19,528,407
6. Step 6: Final answer
   x = 92,617,598.70