Finding the Fourth Proportional to 409,187,081.55, 614,168,662.86 and 253,269,251.82

Step by Step Solution

1. Step 1: Write the proportion equation
   409,187,081.55 : 614,168,662.86 = 253,269,251.82 : x
2. Step 2: Convert to fraction form
   409,187,081.55/614,168,662.86 = 253,269,251.82/x
3. Step 3: Cross multiply
   409,187,081.55x = 614,168,662.86 × 253,269,251.82
4. Step 4: Simplify right side
   409,187,081.55x = 155,550,037,733,842,016
5. Step 5: Solve for x
   x = 155,550,037,733,842,016/409,187,081.55
6. Step 6: Final answer
   x = 380,144,058.18