Finding the Fourth Proportional to 587,116,885.74, 810,173,382.61 and 345,674,751.15

Step by Step Solution

1. Step 1: Write the proportion equation
   587,116,885.74 : 810,173,382.61 = 345,674,751.15 : x
2. Step 2: Convert to fraction form
   587,116,885.74/810,173,382.61 = 345,674,751.15/x
3. Step 3: Cross multiply
   587,116,885.74x = 810,173,382.61 × 345,674,751.15
4. Step 4: Simplify right side
   587,116,885.74x = 280,056,482,422,065,472
5. Step 5: Solve for x
   x = 280,056,482,422,065,472/587,116,885.74
6. Step 6: Final answer
   x = 477,002,943.07