Finding the Third Proportional to 42,905 and 93,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,905 : 93,191.50 = 93,191.50 : x
2. Step 2: Convert to fraction form
   42,905/93,191.50 = 93,191.50/x
3. Step 3: Cross multiply
   42,905x = 93,191.50 × 93,191.50
4. Step 4: Simplify right side
   42,905x = 8,684,655,672.25
5. Step 5: Solve for x
   x = 8,684,655,672.25/42,905
6. Step 6: Final answer
   x = 202,415.93