Finding the Fourth Proportional to 53,604,667.14, 80,415,969.21 and 42,089,669.94

Step by Step Solution

1. Step 1: Write the proportion equation
   53,604,667.14 : 80,415,969.21 = 42,089,669.94 : x
2. Step 2: Convert to fraction form
   53,604,667.14/80,415,969.21 = 42,089,669.94/x
3. Step 3: Cross multiply
   53,604,667.14x = 80,415,969.21 × 42,089,669.94
4. Step 4: Simplify right side
   53,604,667.14x = 3,384,681,601,954,102
5. Step 5: Solve for x
   x = 3,384,681,601,954,102/53,604,667.14
6. Step 6: Final answer
   x = 63,141,546.86