Finding the Fourth Proportional to 81,761,399.28, 112,830,212.69 and 46,479,206.25

Step by Step Solution

1. Step 1: Write the proportion equation
   81,761,399.28 : 112,830,212.69 = 46,479,206.25 : x
2. Step 2: Convert to fraction form
   81,761,399.28/112,830,212.69 = 46,479,206.25/x
3. Step 3: Cross multiply
   81,761,399.28x = 112,830,212.69 × 46,479,206.25
4. Step 4: Simplify right side
   81,761,399.28x = 5,244,258,726,617,481
5. Step 5: Solve for x
   x = 5,244,258,726,617,481/81,761,399.28
6. Step 6: Final answer
   x = 64,141,009.97