Finding the Fourth Proportional to 42,062,670.80, 63,118,889.40 and 30,674,459.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,062,670.80 : 63,118,889.40 = 30,674,459.60 : x
2. Step 2: Convert to fraction form
   42,062,670.80/63,118,889.40 = 30,674,459.60/x
3. Step 3: Cross multiply
   42,062,670.80x = 63,118,889.40 × 30,674,459.60
4. Step 4: Simplify right side
   42,062,670.80x = 1,936,137,822,897,168.25
5. Step 5: Solve for x
   x = 1,936,137,822,897,168.25/42,062,670.80
6. Step 6: Final answer
   x = 46,029,835.63