Finding the Fourth Proportional to 1,518,163,731.72, 2,277,556,191.69 and 522,055,392.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518,163,731.72 : 2,277,556,191.69 = 522,055,392.73 : x
2. Step 2: Convert to fraction form
   1,518,163,731.72/2,277,556,191.69 = 522,055,392.73/x
3. Step 3: Cross multiply
   1,518,163,731.72x = 2,277,556,191.69 × 522,055,392.73
4. Step 4: Simplify right side
   1,518,163,731.72x = 1,189,010,492,105,978,368
5. Step 5: Solve for x
   x = 1,189,010,492,105,978,368/1,518,163,731.72
6. Step 6: Final answer
   x = 783,189,893.99