Finding the Third Proportional to 28,915.31 and 43,133.06

Step by Step Solution

1. Step 1: Write the proportion equation
   28,915.31 : 43,133.06 = 43,133.06 : x
2. Step 2: Convert to fraction form
   28,915.31/43,133.06 = 43,133.06/x
3. Step 3: Cross multiply
   28,915.31x = 43,133.06 × 43,133.06
4. Step 4: Simplify right side
   28,915.31x = 1,860,461,080.63
5. Step 5: Solve for x
   x = 1,860,461,080.63/28,915.31
6. Step 6: Final answer
   x = 64,341.72