Finding the Third Proportional to 197,081 and 432,312.50

Step by Step Solution

1. Step 1: Write the proportion equation
   197,081 : 432,312.50 = 432,312.50 : x
2. Step 2: Convert to fraction form
   197,081/432,312.50 = 432,312.50/x
3. Step 3: Cross multiply
   197,081x = 432,312.50 × 432,312.50
4. Step 4: Simplify right side
   197,081x = 186,894,097,656.25
5. Step 5: Solve for x
   x = 186,894,097,656.25/197,081
6. Step 6: Final answer
   x = 948,311.09