Finding the Fourth Proportional to 35,453,458.01, 48,929,533.52 and 20,781,451.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,453,458.01 : 48,929,533.52 = 20,781,451.50 : x
2. Step 2: Convert to fraction form
   35,453,458.01/48,929,533.52 = 20,781,451.50/x
3. Step 3: Cross multiply
   35,453,458.01x = 48,929,533.52 × 20,781,451.50
4. Step 4: Simplify right side
   35,453,458.01x = 1,016,826,727,476,111.25
5. Step 5: Solve for x
   x = 1,016,826,727,476,111.25/35,453,458.01
6. Step 6: Final answer
   x = 28,680,607.89