Finding the Fourth Proportional to 123,089,875.20, 184,651,401.60 and 42,335,596.80

Step by Step Solution

1. Step 1: Write the proportion equation
   123,089,875.20 : 184,651,401.60 = 42,335,596.80 : x
2. Step 2: Convert to fraction form
   123,089,875.20/184,651,401.60 = 42,335,596.80/x
3. Step 3: Cross multiply
   123,089,875.20x = 184,651,401.60 × 42,335,596.80
4. Step 4: Simplify right side
   123,089,875.20x = 7,817,327,286,692,474
5. Step 5: Solve for x
   x = 7,817,327,286,692,474/123,089,875.20
6. Step 6: Final answer
   x = 63,509,100.76