Finding the Fourth Proportional to 111,002,298.48, 153,164,899.08 and 69,719,786.64

Step by Step Solution

1. Step 1: Write the proportion equation
   111,002,298.48 : 153,164,899.08 = 69,719,786.64 : x
2. Step 2: Convert to fraction form
   111,002,298.48/153,164,899.08 = 69,719,786.64/x
3. Step 3: Cross multiply
   111,002,298.48x = 153,164,899.08 × 69,719,786.64
4. Step 4: Simplify right side
   111,002,298.48x = 10,678,624,084,594,734
5. Step 5: Solve for x
   x = 10,678,624,084,594,734/111,002,298.48
6. Step 6: Final answer
   x = 96,201,828.53