Finding the Fourth Proportional to 111,615,091.83, 153,979,116.48 and 65,184,863.13

Step by Step Solution

1. Step 1: Write the proportion equation
   111,615,091.83 : 153,979,116.48 = 65,184,863.13 : x
2. Step 2: Convert to fraction form
   111,615,091.83/153,979,116.48 = 65,184,863.13/x
3. Step 3: Cross multiply
   111,615,091.83x = 153,979,116.48 × 65,184,863.13
4. Step 4: Simplify right side
   111,615,091.83x = 10,037,107,632,627,128
5. Step 5: Solve for x
   x = 10,037,107,632,627,128/111,615,091.83
6. Step 6: Final answer
   x = 89,926,079.60