Finding the Third Proportional to 37,984,932 and 77,312,280

Step by Step Solution

1. Step 1: Write the proportion equation
   37,984,932 : 77,312,280 = 77,312,280 : x
2. Step 2: Convert to fraction form
   37,984,932/77,312,280 = 77,312,280/x
3. Step 3: Cross multiply
   37,984,932x = 77,312,280 × 77,312,280
4. Step 4: Simplify right side
   37,984,932x = 5,977,188,638,798,400
5. Step 5: Solve for x
   x = 5,977,188,638,798,400/37,984,932
6. Step 6: Final answer
   x = 157,356,833.99