Finding the Fourth Proportional to 170,452,483.47, 235,162,638.32 and 139,643,077.23

Step by Step Solution

1. Step 1: Write the proportion equation
   170,452,483.47 : 235,162,638.32 = 139,643,077.23 : x
2. Step 2: Convert to fraction form
   170,452,483.47/235,162,638.32 = 139,643,077.23/x
3. Step 3: Cross multiply
   170,452,483.47x = 235,162,638.32 × 139,643,077.23
4. Step 4: Simplify right side
   170,452,483.47x = 32,838,834,463,832,100
5. Step 5: Solve for x
   x = 32,838,834,463,832,100/170,452,483.47
6. Step 6: Final answer
   x = 192,656,826.09