Finding the Fourth Proportional to 112,637.00, 155,495.21 and 64,881.15

Step by Step Solution

1. Step 1: Write the proportion equation
   112,637.00 : 155,495.21 = 64,881.15 : x
2. Step 2: Convert to fraction form
   112,637.00/155,495.21 = 64,881.15/x
3. Step 3: Cross multiply
   112,637.00x = 155,495.21 × 64,881.15
4. Step 4: Simplify right side
   112,637.00x = 10,088,707,719.89
5. Step 5: Solve for x
   x = 10,088,707,719.89/112,637.00
6. Step 6: Final answer
   x = 89,568.33