Finding the Fourth Proportional to 1,071,879,096.58, 1,607,438,150.72 and 314,492,166.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,879,096.58 : 1,607,438,150.72 = 314,492,166.78 : x
2. Step 2: Convert to fraction form
   1,071,879,096.58/1,607,438,150.72 = 314,492,166.78/x
3. Step 3: Cross multiply
   1,071,879,096.58x = 1,607,438,150.72 × 314,492,166.78
4. Step 4: Simplify right side
   1,071,879,096.58x = 505,526,706,984,768,960
5. Step 5: Solve for x
   x = 505,526,706,984,768,960/1,071,879,096.58
6. Step 6: Final answer
   x = 471,626,612.18