Finding the Third Proportional to 428,870.95 and 924,169.50

Step by Step Solution

1. Step 1: Write the proportion equation
   428,870.95 : 924,169.50 = 924,169.50 : x
2. Step 2: Convert to fraction form
   428,870.95/924,169.50 = 924,169.50/x
3. Step 3: Cross multiply
   428,870.95x = 924,169.50 × 924,169.50
4. Step 4: Simplify right side
   428,870.95x = 854,089,264,730.25
5. Step 5: Solve for x
   x = 854,089,264,730.25/428,870.95
6. Step 6: Final answer
   x = 1,991,483.12