Finding the Third Proportional to 379,071 and 591,412.50

Step by Step Solution

1. Step 1: Write the proportion equation
   379,071 : 591,412.50 = 591,412.50 : x
2. Step 2: Convert to fraction form
   379,071/591,412.50 = 591,412.50/x
3. Step 3: Cross multiply
   379,071x = 591,412.50 × 591,412.50
4. Step 4: Simplify right side
   379,071x = 349,768,745,156.25
5. Step 5: Solve for x
   x = 349,768,745,156.25/379,071
6. Step 6: Final answer
   x = 922,699.82