Finding the Third Proportional to 199,761 and 429,167.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,761 : 429,167.50 = 429,167.50 : x
2. Step 2: Convert to fraction form
   199,761/429,167.50 = 429,167.50/x
3. Step 3: Cross multiply
   199,761x = 429,167.50 × 429,167.50
4. Step 4: Simplify right side
   199,761x = 184,184,743,056.25
5. Step 5: Solve for x
   x = 184,184,743,056.25/199,761
6. Step 6: Final answer
   x = 922,025.54