Finding the Third Proportional to 1,089,709,070.50 and 1,691,981,590

Step by Step Solution

1. Step 1: Write the proportion equation
   1,089,709,070.50 : 1,691,981,590 = 1,691,981,590 : x
2. Step 2: Convert to fraction form
   1,089,709,070.50/1,691,981,590 = 1,691,981,590/x
3. Step 3: Cross multiply
   1,089,709,070.50x = 1,691,981,590 × 1,691,981,590
4. Step 4: Simplify right side
   1,089,709,070.50x = 2,862,801,700,898,928,128
5. Step 5: Solve for x
   x = 2,862,801,700,898,928,128/1,089,709,070.50
6. Step 6: Final answer
   x = 2,627,124,778.90