Finding the Third Proportional to 590,532 and 916,147.50

Step by Step Solution

1. Step 1: Write the proportion equation
   590,532 : 916,147.50 = 916,147.50 : x
2. Step 2: Convert to fraction form
   590,532/916,147.50 = 916,147.50/x
3. Step 3: Cross multiply
   590,532x = 916,147.50 × 916,147.50
4. Step 4: Simplify right side
   590,532x = 839,326,241,756.25
5. Step 5: Solve for x
   x = 839,326,241,756.25/590,532
6. Step 6: Final answer
   x = 1,421,305.27