Finding the Third Proportional to 426,323,686.50 and 933,009,603

Step by Step Solution

1. Step 1: Write the proportion equation
   426,323,686.50 : 933,009,603 = 933,009,603 : x
2. Step 2: Convert to fraction form
   426,323,686.50/933,009,603 = 933,009,603/x
3. Step 3: Cross multiply
   426,323,686.50x = 933,009,603 × 933,009,603
4. Step 4: Simplify right side
   426,323,686.50x = 870,506,919,290,217,600
5. Step 5: Solve for x
   x = 870,506,919,290,217,600/426,323,686.50
6. Step 6: Final answer
   x = 2,041,891,986.90