Finding the Third Proportional to 430,518 and 938,539.50

Step by Step Solution

1. Step 1: Write the proportion equation
   430,518 : 938,539.50 = 938,539.50 : x
2. Step 2: Convert to fraction form
   430,518/938,539.50 = 938,539.50/x
3. Step 3: Cross multiply
   430,518x = 938,539.50 × 938,539.50
4. Step 4: Simplify right side
   430,518x = 880,856,393,060.25
5. Step 5: Solve for x
   x = 880,856,393,060.25/430,518
6. Step 6: Final answer
   x = 2,046,038.48