Finding the Fourth Proportional to 47,063,162.16, 64,954,233.72 and 28,739,018.16

Step by Step Solution

1. Step 1: Write the proportion equation
   47,063,162.16 : 64,954,233.72 = 28,739,018.16 : x
2. Step 2: Convert to fraction form
   47,063,162.16/64,954,233.72 = 28,739,018.16/x
3. Step 3: Cross multiply
   47,063,162.16x = 64,954,233.72 × 28,739,018.16
4. Step 4: Simplify right side
   47,063,162.16x = 1,866,720,902,447,964.25
5. Step 5: Solve for x
   x = 1,866,720,902,447,964.25/47,063,162.16
6. Step 6: Final answer
   x = 39,664,162.30