Finding the Fourth Proportional to 53,146,055.20, 79,593,111.60 and 53,146,055.20

Step by Step Solution

1. Step 1: Write the proportion equation
   53,146,055.20 : 79,593,111.60 = 53,146,055.20 : x
2. Step 2: Convert to fraction form
   53,146,055.20/79,593,111.60 = 53,146,055.20/x
3. Step 3: Cross multiply
   53,146,055.20x = 79,593,111.60 × 53,146,055.20
4. Step 4: Simplify right side
   53,146,055.20x = 4,230,059,902,633,360
5. Step 5: Solve for x
   x = 4,230,059,902,633,360/53,146,055.20
6. Step 6: Final answer
   x = 79,593,111.60