Finding the Fourth Proportional to 53,160,990.50, 73,362,196.32 and 28,714,704.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,160,990.50 : 73,362,196.32 = 28,714,704.50 : x
2. Step 2: Convert to fraction form
   53,160,990.50/73,362,196.32 = 28,714,704.50/x
3. Step 3: Cross multiply
   53,160,990.50x = 73,362,196.32 × 28,714,704.50
4. Step 4: Simplify right side
   53,160,990.50x = 2,106,573,788,799,787.25
5. Step 5: Solve for x
   x = 2,106,573,788,799,787.25/53,160,990.50
6. Step 6: Final answer
   x = 39,626,308.11