Finding the Fourth Proportional to 42,126,090.40, 59,056,152.80 and 42,126,090.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,126,090.40 : 59,056,152.80 = 42,126,090.40 : x
2. Step 2: Convert to fraction form
   42,126,090.40/59,056,152.80 = 42,126,090.40/x
3. Step 3: Cross multiply
   42,126,090.40x = 59,056,152.80 × 42,126,090.40
4. Step 4: Simplify right side
   42,126,090.40x = 2,487,804,831,529,013
5. Step 5: Solve for x
   x = 2,487,804,831,529,013/42,126,090.40
6. Step 6: Final answer
   x = 59,056,152.80