Finding the Third Proportional to 430,218 and 945,319.50

Step by Step Solution

1. Step 1: Write the proportion equation
   430,218 : 945,319.50 = 945,319.50 : x
2. Step 2: Convert to fraction form
   430,218/945,319.50 = 945,319.50/x
3. Step 3: Cross multiply
   430,218x = 945,319.50 × 945,319.50
4. Step 4: Simplify right side
   430,218x = 893,628,957,080.25
5. Step 5: Solve for x
   x = 893,628,957,080.25/430,218
6. Step 6: Final answer
   x = 2,077,153.81