Finding the Fourth Proportional to 42,059,290.55, 63,094,840.73 and 13,302,427.55

Step by Step Solution

1. Step 1: Write the proportion equation
   42,059,290.55 : 63,094,840.73 = 13,302,427.55 : x
2. Step 2: Convert to fraction form
   42,059,290.55/63,094,840.73 = 13,302,427.55/x
3. Step 3: Cross multiply
   42,059,290.55x = 63,094,840.73 × 13,302,427.55
4. Step 4: Simplify right side
   42,059,290.55x = 839,314,547,589,614.12
5. Step 5: Solve for x
   x = 839,314,547,589,614.12/42,059,290.55
6. Step 6: Final answer
   x = 19,955,508.92