Finding the Fourth Proportional to 53,245,314.37, 79,876,800.83 and 18,692,748.01

Step by Step Solution

1. Step 1: Write the proportion equation
   53,245,314.37 : 79,876,800.83 = 18,692,748.01 : x
2. Step 2: Convert to fraction form
   53,245,314.37/79,876,800.83 = 18,692,748.01/x
3. Step 3: Cross multiply
   53,245,314.37x = 79,876,800.83 × 18,692,748.01
4. Step 4: Simplify right side
   53,245,314.37x = 1,493,116,909,760,149
5. Step 5: Solve for x
   x = 1,493,116,909,760,149/53,245,314.37
6. Step 6: Final answer
   x = 28,042,221.69