Finding the Third Proportional to 1,036,985,942.25 and 1,516,109,693.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,985,942.25 : 1,516,109,693.63 = 1,516,109,693.63 : x
2. Step 2: Convert to fraction form
   1,036,985,942.25/1,516,109,693.63 = 1,516,109,693.63/x
3. Step 3: Cross multiply
   1,036,985,942.25x = 1,516,109,693.63 × 1,516,109,693.63
4. Step 4: Simplify right side
   1,036,985,942.25x = 2,298,588,603,103,691,264
5. Step 5: Solve for x
   x = 2,298,588,603,103,691,264/1,036,985,942.25
6. Step 6: Final answer
   x = 2,216,605,365.08