Finding the Fourth Proportional to 2,079,698,175.86, 2,870,291,513.16 and 1,316,813,153.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079,698,175.86 : 2,870,291,513.16 = 1,316,813,153.31 : x
2. Step 2: Convert to fraction form
   2,079,698,175.86/2,870,291,513.16 = 1,316,813,153.31/x
3. Step 3: Cross multiply
   2,079,698,175.86x = 2,870,291,513.16 × 1,316,813,153.31
4. Step 4: Simplify right side
   2,079,698,175.86x = 3,779,637,618,363,150,848
5. Step 5: Solve for x
   x = 3,779,637,618,363,150,848/2,079,698,175.86
6. Step 6: Final answer
   x = 1,817,397,188.81