Finding the Third Proportional to 606,492,622.50 and 866,692,009.50

Step by Step Solution

1. Step 1: Write the proportion equation
   606,492,622.50 : 866,692,009.50 = 866,692,009.50 : x
2. Step 2: Convert to fraction form
   606,492,622.50/866,692,009.50 = 866,692,009.50/x
3. Step 3: Cross multiply
   606,492,622.50x = 866,692,009.50 × 866,692,009.50
4. Step 4: Simplify right side
   606,492,622.50x = 751,155,039,331,148,032
5. Step 5: Solve for x
   x = 751,155,039,331,148,032/606,492,622.50
6. Step 6: Final answer
   x = 1,238,522,962.13