Finding the Third Proportional to 38,991 and 58,763.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,991 : 58,763.50 = 58,763.50 : x
2. Step 2: Convert to fraction form
   38,991/58,763.50 = 58,763.50/x
3. Step 3: Cross multiply
   38,991x = 58,763.50 × 58,763.50
4. Step 4: Simplify right side
   38,991x = 3,453,148,932.25
5. Step 5: Solve for x
   x = 3,453,148,932.25/38,991
6. Step 6: Final answer
   x = 88,562.72