Finding the Fourth Proportional to 1,662,140,288.52, 2,493,136,949.58 and 435,281,577.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,140,288.52 : 2,493,136,949.58 = 435,281,577.48 : x
2. Step 2: Convert to fraction form
   1,662,140,288.52/2,493,136,949.58 = 435,281,577.48/x
3. Step 3: Cross multiply
   1,662,140,288.52x = 2,493,136,949.58 × 435,281,577.48
4. Step 4: Simplify right side
   1,662,140,288.52x = 1,085,216,584,286,857,600
5. Step 5: Solve for x
   x = 1,085,216,584,286,857,600/1,662,140,288.52
6. Step 6: Final answer
   x = 652,903,122.43