Finding the Third Proportional to 591,133.50 and 917,196

Step by Step Solution

1. Step 1: Write the proportion equation
   591,133.50 : 917,196 = 917,196 : x
2. Step 2: Convert to fraction form
   591,133.50/917,196 = 917,196/x
3. Step 3: Cross multiply
   591,133.50x = 917,196 × 917,196
4. Step 4: Simplify right side
   591,133.50x = 841,248,502,416
5. Step 5: Solve for x
   x = 841,248,502,416/591,133.50
6. Step 6: Final answer
   x = 1,423,110.86