Finding the Fourth Proportional to 409,602, 614,506.71 and 114,114

Step by Step Solution

1. Step 1: Write the proportion equation
   409,602 : 614,506.71 = 114,114 : x
2. Step 2: Convert to fraction form
   409,602/614,506.71 = 114,114/x
3. Step 3: Cross multiply
   409,602x = 614,506.71 × 114,114
4. Step 4: Simplify right side
   409,602x = 70,123,818,704.94
5. Step 5: Solve for x
   x = 70,123,818,704.94/409,602
6. Step 6: Final answer
   x = 171,199.89