Finding the Third Proportional to 607,185 and 891,094.50

Step by Step Solution

1. Step 1: Write the proportion equation
   607,185 : 891,094.50 = 891,094.50 : x
2. Step 2: Convert to fraction form
   607,185/891,094.50 = 891,094.50/x
3. Step 3: Cross multiply
   607,185x = 891,094.50 × 891,094.50
4. Step 4: Simplify right side
   607,185x = 794,049,407,930.25
5. Step 5: Solve for x
   x = 794,049,407,930.25/607,185
6. Step 6: Final answer
   x = 1,307,755.31