Finding the Fourth Proportional to 201,852,570.42, 278,556,659.31 and 109,033,079.10

Step by Step Solution

1. Step 1: Write the proportion equation
   201,852,570.42 : 278,556,659.31 = 109,033,079.10 : x
2. Step 2: Convert to fraction form
   201,852,570.42/278,556,659.31 = 109,033,079.10/x
3. Step 3: Cross multiply
   201,852,570.42x = 278,556,659.31 × 109,033,079.10
4. Step 4: Simplify right side
   201,852,570.42x = 30,371,890,268,378,980
5. Step 5: Solve for x
   x = 30,371,890,268,378,980/201,852,570.42
6. Step 6: Final answer
   x = 150,465,709.73