Finding the Fourth Proportional to 1,191,492.72, 1,786,234.54 and 517,066.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191,492.72 : 1,786,234.54 = 517,066.01 : x
2. Step 2: Convert to fraction form
   1,191,492.72/1,786,234.54 = 517,066.01/x
3. Step 3: Cross multiply
   1,191,492.72x = 1,786,234.54 × 517,066.01
4. Step 4: Simplify right side
   1,191,492.72x = 923,601,166,521.99
5. Step 5: Solve for x
   x = 923,601,166,521.99/1,191,492.72
6. Step 6: Final answer
   x = 775,163.08