Finding the Fourth Proportional to 201,851,170.83, 278,554,572.72 and 109,031,679.59

Step by Step Solution

1. Step 1: Write the proportion equation
   201,851,170.83 : 278,554,572.72 = 109,031,679.59 : x
2. Step 2: Convert to fraction form
   201,851,170.83/278,554,572.72 = 109,031,679.59/x
3. Step 3: Cross multiply
   201,851,170.83x = 278,554,572.72 × 109,031,679.59
4. Step 4: Simplify right side
   201,851,170.83x = 30,371,272,919,743,624
5. Step 5: Solve for x
   x = 30,371,272,919,743,624/201,851,170.83
6. Step 6: Final answer
   x = 150,463,694.59