Finding the Third Proportional to 607,405,120.50 and 907,127,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   607,405,120.50 : 907,127,401.50 = 907,127,401.50 : x
2. Step 2: Convert to fraction form
   607,405,120.50/907,127,401.50 = 907,127,401.50/x
3. Step 3: Cross multiply
   607,405,120.50x = 907,127,401.50 × 907,127,401.50
4. Step 4: Simplify right side
   607,405,120.50x = 822,880,122,552,142,208
5. Step 5: Solve for x
   x = 822,880,122,552,142,208/607,405,120.50
6. Step 6: Final answer
   x = 1,354,746,765.84