Finding the Fourth Proportional to 42,059,294.55, 63,094,846.73 and 13,302,431.55

Step by Step Solution

1. Step 1: Write the proportion equation
   42,059,294.55 : 63,094,846.73 = 13,302,431.55 : x
2. Step 2: Convert to fraction form
   42,059,294.55/63,094,846.73 = 13,302,431.55/x
3. Step 3: Cross multiply
   42,059,294.55x = 63,094,846.73 × 13,302,431.55
4. Step 4: Simplify right side
   42,059,294.55x = 839,314,879,783,566.38
5. Step 5: Solve for x
   x = 839,314,879,783,566.38/42,059,294.55
6. Step 6: Final answer
   x = 19,955,514.92