Finding the Third Proportional to 42,937 and 87,038.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,937 : 87,038.50 = 87,038.50 : x
2. Step 2: Convert to fraction form
   42,937/87,038.50 = 87,038.50/x
3. Step 3: Cross multiply
   42,937x = 87,038.50 × 87,038.50
4. Step 4: Simplify right side
   42,937x = 7,575,700,482.25
5. Step 5: Solve for x
   x = 7,575,700,482.25/42,937
6. Step 6: Final answer
   x = 176,437.58